Natural Sciences

World Scientist and University Rankings 2024

Sri Lanka Scientists Natural Sciences Rankings in Sri Lanka 2024

Country

Total 500 scientist, 1 country, 32 institution

List without CERN, Statistical Data etc.

Sort by last 6 years H Index

N Wickramage ⁱ

Best Scientist in University/Institution

University of Ruhuna

Sri Lanka

Natural Sciences / Physics

high energy physics

H-Index Rankings

University / Institution:

# 1

Country:

# 1

Region:

# 58

World:

# 606

H-Index

Total:

190

Last 6 Year:

128

Last 6 Year/Total:

0.674

i10 Index

Total:

752

Last 6 Year:

696

Last 6 Year/Total:

0.926

Citation

Total:

176,526

Last 6 Year:

86,093

Last 6 Year/Total:

0.488

Wgd Dharmaratna|Welathantri G D Dharmaratna, Welathantri Dharmaratna, W Dharmaratna ⁱ

University of Ruhuna

Sri Lanka

Natural Sciences / Physics

High Energy Physics

Condensed Matter Physics

H-Index Rankings

University / Institution:

# 2

Country:

# 2

Region:

# 1,475

World:

# 14,102

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.860

i10 Index

Total:

327

Last 6 Year:

286

Last 6 Year/Total:

0.875

Citation

Total:

68,383

Last 6 Year:

30,087

Last 6 Year/Total:

0.440

Meththika Vithanage

University of Sri Jayewardenepura

Sri Lanka

Natural Sciences / Biological Science

Microplastics

Biochar

Emerging Contaminants

Remediation

H-Index Rankings

University / Institution:

# 1

Country:

# 4

Region:

# 2,413

World:

# 21,625

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.947

i10 Index

Total:

246

Last 6 Year:

237

Last 6 Year/Total:

0.963

Citation

Total:

24,237

Last 6 Year:

20,429

Last 6 Year/Total:

0.843

Saec Wijesinghe

Wayamba University of Sri Lanka

Sri Lanka

Natural Sciences / Biological Science

Pollination ecology

plant-pollinator interactions

biodiversity conservation

H-Index Rankings

University / Institution:

# 1

Country:

# 5

Region:

# 2,736

World:

# 24,015

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.622

i10 Index

Total:

378

Last 6 Year:

185

Last 6 Year/Total:

0.489

Citation

Total:

23,891

Last 6 Year:

11,694

Last 6 Year/Total:

0.489

Ayesh Jayasinghe ⁱ

University of Peradeniya

Sri Lanka

Natural Sciences / Physics

Particle Phyiscs

Radiation Physics

Medical Image Processing

H-Index Rankings

University / Institution:

# 2

Country:

# 8

Region:

# 4,219

World:

# 35,332

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.394

i10 Index

Total:

136

Last 6 Year:

Last 6 Year/Total:

0.551

Citation

Total:

11,671

Last 6 Year:

2,391

Last 6 Year/Total:

0.205

Upul Sonnadara ⁱ

University of Colombo

Sri Lanka

Natural Sciences / Physics

Particle Physics

Computational Science

Atmospheric Sciences

H-Index Rankings

University / Institution:

# 1

Country:

# 9

Region:

# 4,243

World:

# 35,452

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.908

i10 Index

Total:

288

Last 6 Year:

228

Last 6 Year/Total:

0.792

Citation

Total:

17,514

Last 6 Year:

14,140

Last 6 Year/Total:

0.807

Malagalage Kithsiri Jayananda ⁱ

University of Colombo

Sri Lanka

Natural Sciences / Physics

Relativistic Heavy Ion Physics

Particle Physics

Instrumentation

Chaos

H-Index Rankings

University / Institution:

# 2

Country:

# 13

Region:

# 7,110

World:

# 54,694

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.929

i10 Index

Total:

184

Last 6 Year:

166

Last 6 Year/Total:

0.902

Citation

Total:

12,504

Last 6 Year:

9,296

Last 6 Year/Total:

0.743

K Tennakone

National Institute of Fundamental Studies Sri Lanka

Sri Lanka

Natural Sciences / Physics

Theoretical Physics

Elementary Particles

Condensed Matter Physics

Applied Mathematics

Solar Energy Conversion

H-Index Rankings

University / Institution:

# 1

Country:

# 16

Region:

# 9,492

World:

# 70,202

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.385

i10 Index

Total:

149

Last 6 Year:

Last 6 Year/Total:

0.362

Citation

Total:

10,256

Last 6 Year:

1,681

Last 6 Year/Total:

0.164

Daya Ratnasooriya

University of Colombo

Sri Lanka

Natural Sciences / Biological Science

Mammalian Biology

Physiology

Bio activity of natural products

Toxicology

H-Index Rankings

University / Institution:

# 7

Country:

# 32

Region:

# 18,858

World:

# 124,236

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.561

i10 Index

Total:

140

Last 6 Year:

Last 6 Year/Total:

0.414

Citation

Total:

6,294

Last 6 Year:

2,172

Last 6 Year/Total:

0.345

Anushka Upamali Rajapaksha

University of Sri Jayewardenepura

Sri Lanka

Natural Sciences / Chemical Sciences

Physical Chemistry

Chemical Kinetics

Surface Chemistry

Environmental Science

Environmental

H-Index Rankings

University / Institution:

# 2

Country:

# 35

Region:

# 20,514

World:

# 133,391

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.949

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.984

Citation

Total:

11,050

Last 6 Year:

8,431

Last 6 Year/Total:

0.763

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Kasun M Thambugala

University of Sri Jayewardenepura

Sri Lanka

Natural Sciences / Molecular Biology & Genetics

Fungal Systematics

Bioinformatics

Plant pathology

Microbial Genetics

Biotechnology

H-Index Rankings

University / Institution:

# 3

Country:

# 40

Region:

# 21,960

World:

# 141,125

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.947

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.867

Citation

Total:

8,852

Last 6 Year:

6,361

Last 6 Year/Total:

0.719

Anjana Wijayawardhana

University of Kelaniya

Sri Lanka

Natural Sciences / Mathematical Sciences

Statistics

H-Index Rankings

University / Institution:

# 4

Country:

# 56

Region:

# 27,209

World:

# 168,170

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.886

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.860

Citation

Total:

3,838

Last 6 Year:

3,079

Last 6 Year/Total:

0.802

Rmg Rajapakse

University of Peradeniya

Sri Lanka

Natural Sciences / Chemical Sciences

Nanotechnology

Advanced Materials

Solar Cells

Targeted Drug Delivery

andPhoton upconversion

H-Index Rankings

University / Institution:

# 9

Country:

# 60

Region:

# 30,094

World:

# 182,301

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.706

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.723

Citation

Total:

4,061

Last 6 Year:

2,201

Last 6 Year/Total:

0.542

SHP Parakrama Karunaratne

University of Peradeniya

Sri Lanka

Natural Sciences / Biological Science

Medical and Molecular Entomology

Mosquitoes

Insecticide Resistance

H-Index Rankings

University / Institution:

# 11

Country:

# 62

Region:

# 30,680

World:

# 186,356

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.529

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.643

Citation

Total:

3,794

Last 6 Year:

1,266

Last 6 Year/Total:

0.334

Gdn Perera

University of Colombo

Sri Lanka

Natural Sciences / Physics

Nuclear Physics

Particle Physics

High energy Physics

Quantum Field Theory

H-Index Rankings

University / Institution:

# 15

Country:

# 69

Region:

# 36,572

World:

# 214,662

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.839

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.900

Citation

Total:

4,128

Last 6 Year:

2,283

Last 6 Year/Total:

0.553

Namal Priyantha

University of Peradeniya

Sri Lanka

Natural Sciences / Chemical Sciences

Electrochemistry

Environmental chemistry

H-Index Rankings

University / Institution:

# 15

Country:

# 71

Region:

# 36,908

World:

# 216,365

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.774

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.740

Citation

Total:

3,412

Last 6 Year:

1,703

Last 6 Year/Total:

0.499

Shiroma Handunnetti

University of Colombo

Sri Lanka

Natural Sciences / Molecular Biology & Genetics

Immunology

Cell Biology

Bioactivities of Medicinal plants

Infectious diseases and Vaccinology

H-Index Rankings

University / Institution:

# 18

Country:

# 78

Region:

# 37,839

World:

# 221,613

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.613

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.600

Citation

Total:

3,249

Last 6 Year:

1,076

Last 6 Year/Total:

0.331

Wolfgang Dittus

National Institute of Fundamental Studies Sri Lanka

Sri Lanka

Natural Sciences / Biological Science

Behavioral Ecology

Sociobiology

Evolution

Conservation Biology

Animal Behavior

H-Index Rankings

University / Institution:

# 8

Country:

# 80

Region:

# 38,141

World:

# 224,162

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.484

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.429

Citation

Total:

3,674

Last 6 Year:

562

Last 6 Year/Total:

0.153

Gkr Senadeera

Open University of Sri Lanka

Sri Lanka

Natural Sciences / Physics

Dye Sensitized Solar cells

Nano materials

Conducting Polymers

Polymer Electrolytes

ECDs

H-Index Rankings

University / Institution:

# 1

Country:

# 86

Region:

# 40,458

World:

# 233,869

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.667

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.733

Citation

Total:

3,438

Last 6 Year:

1,188

Last 6 Year/Total:

0.346

E Dilip De Silva

University of Colombo

Sri Lanka

Natural Sciences / Chemical Sciences

Marine Natural Products

Isolation of biologically active compounds from endophytic fungi

H-Index Rankings

University / Institution:

# 22

Country:

# 94

Region:

# 43,907

World:

# 251,155

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.586

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.597

Citation

Total:

3,659

Last 6 Year:

1,190

Last 6 Year/Total:

0.325

				AD Scientific Index - World Scientists Rankings - 2024				H INDEX			i10 INDEX			CITATION
University / Institution	Country	Region	World	Name	Country	University / Institution	Subject	Total	Last 6 year	Last 6 year/total	Total	Last 6 year	Last 6 year/total	Total	Last 6 year	Last 6 year/total
1	1	58	606	N Wickramage ⁱ	Sri Lanka	University of Ruhuna	Natural Sciences / Physics high energy physics \|	190	128	0.674	752	696	0.926	176,526	86,093	0.488
2	2	1,475	14,102	Wgd Dharmaratna\|Welathantri G D Dharmaratna, Welathantri Dharmaratna, W Dharmaratna ⁱ	Sri Lanka	University of Ruhuna	Natural Sciences / Physics High Energy Physics \| Condensed Matter Physics \|	86	74	0.860	327	286	0.875	68,383	30,087	0.440
1	4	2,413	21,625	Meththika Vithanage	Sri Lanka	University of Sri Jayewardenepura	Natural Sciences / Biological Science Microplastics \| Biochar \| Emerging Contaminants \| Remediation \|	76	72	0.947	246	237	0.963	24,237	20,429	0.843
1	5	2,736	24,015	Saec Wijesinghe	Sri Lanka	Wayamba University of Sri Lanka	Natural Sciences / Biological Science Pollination ecology \| plant-pollinator interactions \| biodiversity conservation \|	74	46	0.622	378	185	0.489	23,891	11,694	0.489
2	8	4,219	35,332	Ayesh Jayasinghe ⁱ	Sri Lanka	University of Peradeniya	Natural Sciences / Physics Particle Phyiscs \| Radiation Physics \| Medical Image Processing \|	66	26	0.394	136	75	0.551	11,671	2,391	0.205
1	9	4,243	35,452	Upul Sonnadara ⁱ	Sri Lanka	University of Colombo	Natural Sciences / Physics Particle Physics \| Computational Science \| Atmospheric Sciences \|	65	59	0.908	288	228	0.792	17,514	14,140	0.807
2	13	7,110	54,694	Malagalage Kithsiri Jayananda ⁱ	Sri Lanka	University of Colombo	Natural Sciences / Physics Relativistic Heavy Ion Physics \| Particle Physics \| Instrumentation \| Chaos \|	56	52	0.929	184	166	0.902	12,504	9,296	0.743
1	16	9,492	70,202	K Tennakone	Sri Lanka	National Institute of Fundamental Studies Sri Lanka	Natural Sciences / Physics Theoretical Physics \| Elementary Particles \| Condensed Matter Physics \| Applied Mathematics \| Solar Energy Conversion \|	52	20	0.385	149	54	0.362	10,256	1,681	0.164
7	32	18,858	124,236	Daya Ratnasooriya	Sri Lanka	University of Colombo	Natural Sciences / Biological Science Mammalian Biology \| Physiology \| Bio activity of natural products \| Toxicology \|	41	23	0.561	140	58	0.414	6,294	2,172	0.345
2	35	20,514	133,391	Anushka Upamali Rajapaksha	Sri Lanka	University of Sri Jayewardenepura	Natural Sciences / Chemical Sciences Physical Chemistry \| Chemical Kinetics \| Surface Chemistry \| Environmental Science \| Environmental \|	39	37	0.949	61	60	0.984	11,050	8,431	0.763
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3	40	21,960	141,125	Kasun M Thambugala	Sri Lanka	University of Sri Jayewardenepura	Natural Sciences / Molecular Biology & Genetics Fungal Systematics \| Bioinformatics \| Plant pathology \| Microbial Genetics \| Biotechnology \|	38	36	0.947	60	52	0.867	8,852	6,361	0.719
4	56	27,209	168,170	Anjana Wijayawardhana	Sri Lanka	University of Kelaniya	Natural Sciences / Mathematical Sciences Statistics \|	35	31	0.886	86	74	0.860	3,838	3,079	0.802
9	60	30,094	182,301	Rmg Rajapakse	Sri Lanka	University of Peradeniya	Natural Sciences / Chemical Sciences Nanotechnology \| Advanced Materials \| Solar Cells \| Targeted Drug Delivery \| andPhoton upconversion \|	34	24	0.706	94	68	0.723	4,061	2,201	0.542
11	62	30,680	186,356	SHP Parakrama Karunaratne	Sri Lanka	University of Peradeniya	Natural Sciences / Biological Science Medical and Molecular Entomology \| Mosquitoes \| Insecticide Resistance \|	34	18	0.529	56	36	0.643	3,794	1,266	0.334
15	69	36,572	214,662	Gdn Perera	Sri Lanka	University of Colombo	Natural Sciences / Physics Nuclear Physics \| Particle Physics \| High energy Physics \| Quantum Field Theory \|	31	26	0.839	60	54	0.900	4,128	2,283	0.553
15	71	36,908	216,365	Namal Priyantha	Sri Lanka	University of Peradeniya	Natural Sciences / Chemical Sciences Electrochemistry \| Environmental chemistry \|	31	24	0.774	73	54	0.740	3,412	1,703	0.499
18	78	37,839	221,613	Shiroma Handunnetti	Sri Lanka	University of Colombo	Natural Sciences / Molecular Biology & Genetics Immunology \| Cell Biology \| Bioactivities of Medicinal plants \| Infectious diseases and Vaccinology \|	31	19	0.613	60	36	0.600	3,249	1,076	0.331
8	80	38,141	224,162	Wolfgang Dittus	Sri Lanka	National Institute of Fundamental Studies Sri Lanka	Natural Sciences / Biological Science Behavioral Ecology \| Sociobiology \| Evolution \| Conservation Biology \| Animal Behavior \|	31	15	0.484	42	18	0.429	3,674	562	0.153
1	86	40,458	233,869	Gkr Senadeera	Sri Lanka	Open University of Sri Lanka	Natural Sciences / Physics Dye Sensitized Solar cells \| Nano materials \| Conducting Polymers \| Polymer Electrolytes \| ECDs \|	30	20	0.667	60	44	0.733	3,438	1,188	0.346
22	94	43,907	251,155	E Dilip De Silva	Sri Lanka	University of Colombo	Natural Sciences / Chemical Sciences Marine Natural Products \| Isolation of biologically active compounds from endophytic fungi \|	29	17	0.586	62	37	0.597	3,659	1,190	0.325